Analysis

  • max time kernel
    148s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/10/2026, 16:21

General

  • Target
    2026-10-26_5dece6adb9d236d775dd9fcdae1927d0_cobalt-strike_glassworm_hijackloader_icedid_ryuk_satacom_stealc_vidar_xworm.exe
  • Size 411KB
  • Sample261027-tt5ebaft2k
  • SHA256 7646ff7af3b53ada9744b74909ef9785d108a2df610e0aa72c8324b77d8c8f2e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • XWorm V5.6

Attributes
  • Install_directory

    %LocalAppData%

  • install_file

    USB.exe

  • pastebin_url

    https://pastebin.com/raw/Fxzr3jeT

Signatures

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

  • Detect Xworm Payload 4 IoCs
  • Detects Windows executables referencing non-Windows User-Agents 4 IoCs
  • Executes a file named after a Windows system binary 1 TTPs 2 IoCs

    The file runs from a user directory while carrying the name of an executable that normally only exists in System32.

  • Executes dropped EXE 4 IoCs
  • Modifies system executable filetype association 2 TTPs 6 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Modifies registry class 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-26_5dece6adb9d236d775dd9fcdae1927d0_cobalt-strike_glassworm_hijackloader_icedid_ryuk_satacom_stealc_vidar_xworm.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-26_5dece6adb9d236d775dd9fcdae1927d0_cobalt-strike_glassworm_hijackloader_icedid_ryuk_satacom_stealc_vidar_xworm.exe"
    1⤵
    • Modifies system executable filetype association
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3584
    • C:\Users\Admin\Documents\diagnostics\audiodg.exe
      "C:\Users\Admin\Documents\diagnostics\audiodg.exe"
      2⤵
      • Executes a file named after a Windows system binary
      • Executes dropped EXE
      PID:1380
    • C:\Users\Admin\Documents\diagnostics\shost.exe
      "C:\Users\Admin\Documents\diagnostics\shost.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:4612
      • C:\Users\Admin\Documents\diagnostics\audiodg.exe
        "C:\Users\Admin\Documents\diagnostics\audiodg.exe"
        3⤵
        • Executes a file named after a Windows system binary
        • Executes dropped EXE
        PID:1528
    • C:\Users\Admin\AppData\Local\Temp\2026-10-26_5dece6adb9d236d775dd9fcdae1927d0_cobalt-strike_glassworm_hijackloader_icedid_ryuk_satacom_stealc_vidar_xworm..exe
      "C:\Users\Admin\AppData\Local\Temp\2026-10-26_5dece6adb9d236d775dd9fcdae1927d0_cobalt-strike_glassworm_hijackloader_icedid_ryuk_satacom_stealc_vidar_xworm..exe"
      2⤵
      • Executes dropped EXE
      PID:2128

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RCX112.tmp

        • Path C:\Program Files\7-Zip\RCX112.tmp
        • Size 377KB
        • SHA256 36b131fa3bd9c5865b8f944fa6e6d033561a709cea4aed0433845ee1c2430bae
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-10-26_5dece6adb9d236d775dd9fcdae1927d0_cobalt-strike_glassworm_hijackloader_icedid_ryuk_satacom_stealc_vidar_xworm..exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-10-26_5dece6adb9d236d775dd9fcdae1927d0_cobalt-strike_glassworm_hijackloader_icedid_ryuk_satacom_stealc_vidar_xworm..exe
        • Size 36KB
        • SHA256 70f5b33768eaf12ff347ae9137fba4c248cb48848a9d90bd4d38f8f7c493e371
        • MD5 SHA1 SHA512 SSDEEP TLSH

        016660782769.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\016660782769.ico
        • Size 1KB
        • SHA256 18749bf7cbeaf430807c30dca88b7b7514a65e8c5170f1bcabb548f375e493fe
        • MD5 SHA1 SHA512 TLSH

        036075188256.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\036075188256.ico
        • Size 1KB
        • SHA256 a742238dacdff4363a430dacedb364ff073cd4c1f1799badcc88f3b681d565ca
        • MD5 SHA1 SHA512 TLSH

        054898889986.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\054898889986.ico
        • Size 1KB
        • SHA256 fe526d6535d43c577cf54d22f446498ad613635860a6300f5b7654765ee9b929
        • MD5 SHA1 SHA512 TLSH

        113085700417.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\113085700417.ico
        • Size 1KB
        • SHA256 c6ac3a2d4ea590ba6a624de69c86e20852b72c71cc7724a3ff4577fb15b32b2c
        • MD5 SHA1 SHA512 TLSH

        118729766962.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\118729766962.ico
        • Size 1KB
        • SHA256 bc1363b69ec13c49d94af754cce4bffe81b589f3bf2039c84bf1472b3b483f6f
        • MD5 SHA1 SHA512 TLSH

        133585834683.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\133585834683.ico
        • Size 1KB
        • SHA256 5d0ddd51604345a2d39f5008290607d8af6bfd8d17c1f4eb914b8cc0d2953da4
        • MD5 SHA1 SHA512 TLSH

        151654212011.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\151654212011.ico
        • Size 1KB
        • SHA256 99143e3c977916ae0bffcd76fb770cce778f63459bf49ab42b639bb4da8555c6
        • MD5 SHA1 SHA512 TLSH

        290050158586.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\290050158586.ico
        • Size 1KB
        • SHA256 c87216c7ca4c6510e0957de46c989ec10827b6b03b4bd518cf81c7ea2a140b8b
        • MD5 SHA1 SHA512 TLSH

        350561611115.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\350561611115.ico
        • Size 1KB
        • SHA256 6573d3579ab0ce71f8d95d6a89d2a4d75f6bbe31a6861ab5b8002ddedb76a477
        • MD5 SHA1 SHA512 TLSH

        405833932285.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\405833932285.ico
        • Size 1KB
        • SHA256 d70944fea4517b3b68ee043da9e5f8cd1ab6559e98666ea93ed7468254ce0785
        • MD5 SHA1 SHA512 TLSH

        479714253977.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\479714253977.ico
        • Size 1KB
        • SHA256 b15cc5b7b654156b96c718da8c6a5402aa2d7afab332ec98038ce8a6b6efd052
        • MD5 SHA1 SHA512 TLSH

        588372476126.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\588372476126.ico
        • Size 1KB
        • SHA256 3568edd042f59b52c726b5ff682e65fcad53b953397e49838bd017f730436f9d
        • MD5 SHA1 SHA512 TLSH

        589645654082.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\589645654082.ico
        • Size 1KB
        • SHA256 2ea5c025b0613b1a20bc146508cf692b5de4d285f7acc17dc4035315952fd7f8
        • MD5 SHA1 SHA512 TLSH

        684049083481.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\684049083481.ico
        • Size 1KB
        • SHA256 9a6584c0e0a8cf98d3d7bd968a9ae54141256e454f1d7dabbc1e59b02be3f016
        • MD5 SHA1 SHA512 TLSH

        686315984959.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\686315984959.ico
        • Size 1KB
        • SHA256 80b6b561da261f5549cc3f1b3baad5efc025770ce206b0250977dbab229fe4d7
        • MD5 SHA1 SHA512 TLSH

        697947447355.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\697947447355.ico
        • Size 1KB
        • SHA256 1c413336445e2b6d1de737844f2a298eb8eed23eb6a0671cefeb15caeb8eaef9
        • MD5 SHA1 SHA512 TLSH

        729558021012.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\729558021012.ico
        • Size 1KB
        • SHA256 325e37428cb5578f7f88dcc924a6a2a398d707d3cad6406802a9a06aac630126
        • MD5 SHA1 SHA512 TLSH

        857803101253.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\857803101253.ico
        • Size 1KB
        • SHA256 06d58ca32d62202496baef4f3dec37ee2cacdb5775341c6fb4cccfa4448a03f9
        • MD5 SHA1 SHA512 TLSH

        895423151571.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\895423151571.ico
        • Size 1KB
        • SHA256 69868f3977849e6f0726f505ed8ce7ffaadd07268f061d3705980aa32ba74885
        • MD5 SHA1 SHA512 TLSH

        979806077050.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\979806077050.ico
        • Size 1KB
        • SHA256 0eecaeef9593a8bdab3aaaf9fdcf9cd4d312fb5c2015b1e12533dbfdfc9e2e58
        • MD5 SHA1 SHA512 TLSH

        audiodg.exe

        • Path C:\Users\Admin\Documents\diagnostics\audiodg.exe
        • Size 62KB
        • SHA256 d828b2c35888a3a336e0784d1599a8d32a8434f50f9d584aeebfdf84460caddf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        shost.exe

        • Path C:\Users\Admin\Documents\diagnostics\shost.exe
        • Size 375KB
        • SHA256 4b93dd944855694a05e51adf138c86c2cf6f276e92212e64eb9f64ab907bf661
        • MD5 SHA1 SHA512 SSDEEP TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 3KB
        • SHA256 01e9cfd9f689e9840067ba96b569383cc023ff314817cf72e17d735af1b11b92
        • MD5 SHA1 SHA512 TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 4KB
        • SHA256 24e291c1a0b0a3ff6089a1cd4269f11c758c543fda2e5e98f81748e30282c600
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1380-297-0x00007FFE60860000-0x00007FFE61204000-memory.dmp

        memory/1380-20-0x00007FFE60860000-0x00007FFE61204000-memory.dmp

        memory/1380-10-0x00007FFE609EF000-0x00007FFE609F0000-memory.dmp

        memory/1380-11-0x0000000000FE0000-0x0000000000FF6000-memory.dmp